Question 1

A person with a lesion in the brain exhibited the following manifestations: normal tension in skeletal muscle, disturbed fine motor control, exhibited tremors when reaching for objects. What part of the brain is most likely damaged?

Accepted Answer

A)   the prefrontal lobe
B)   the frontal lobe
C)   the basal ganglia
D)   the pyramids
E)   the cerebellumF) All of the above
G) A) and B)

Question 2

What is the role of the red nuclei?

Accepted Answer

A)   responding to loud noises and bright lights
B)   part of the auditory pathways in the CNS
C)   carries sensory information to the brain
D)   unconscious regulation and coordination of motor activitiesE) All of the above
F) B) and C)

Question 3

Dysfunction of the sternocleidomastoid muscle could result from damage to the

Accepted Answer

A)   vagus nerve.
B)   abducens nerve.
C)   accessory nerve.
D)   hypoglossal nerve.
E)   facial nerve.F) A) and C)
G) None of the above

Question 4

The most superficial meningeal layer is

Accepted Answer

A)   the pia mater.
B)   the arachnoid layer.
C)   the dura mater.
D)   the epidural sinus.
E)   the skull.F) C) and D)
G) B) and C)

Question 5

Which of the following is NOT a function of cerebrospinal fluid?

Accepted Answer

A)   provides oxygen to CNS tissue
B)   provides nutrients to CNS tissue
C)   provides a protective cushion around the CNS
D)   protects the brain from rapid, jarring head movementsE) B) and D)
F) None of the above

Question 6

-What does "A" represent on the diagram of the skull and brain?

Accepted Answer

A)   subarachnoid space
B)   dural venous sinus
C)   pia mater
D)   arachnoid mater
E)   subdural spaceF) B) and D)
G) A) and B)

Question 7

Which of the following cranial nerves has a parasympathetic component?

Accepted Answer

A)   facial
B)   trochlear
C)   trigeminal
D)   hypoglossal
E)   accessoryF) A) and D)
G) None of the above

Question 8

Which of the following feelings is NOT related to hypothalamic function?

Accepted Answer

A)   fear of the unknown
B)   sexual pleasure
C)   feeling satiated after a meal
D)   feeling rested after flying to England
E)   road rageF) A) and B)
G) C) and D)

Question 9

A fracture of the cribriform plate might injure the _____ cranial nerve?

Accepted Answer

A)   glossopharyngeal
B)   trigeminal
C)   olfactory
D)   facial
E)   opticF) All of the above
G) B) and E)

Question 10

Which of the following is NOT part of the limbic system?

Accepted Answer

A)   lateral geniculate nucleus of the thalamus
B)   cingulate gyrus of the cerebral cortex
C)   dentate gyrus of the hippocampus
D)   olfactory cortexE) B) and C)
F) All of the above

Question 11

The accessory nerve

Accepted Answer

A)   has fibers that join the vagus nerve.
B)   has both a cranial and a spinal component.
C)   provides innervation to the trapezius and sternocleidomastoid muscles.
D)   is cranial nerve XI.
E)   All of these choices are correct.F) C) and E)
G) C) and D)

Question 12

The fact that the right side of the brain controls the left side of the body is explained by the

Accepted Answer

A)   division of the cerebrum into two hemispheres.
B)   division of the cerebellum into two hemispheres.
C)   decussation of the pyramids in the medulla.
D)   need for contra-lateral control of body function.
E)   brainstem being below the midbrain.F) B) and D)
G) A) and D)

Question 13

When you walk up behind someone and tap their right shoulder, they will reflexively

Accepted Answer

A)   raise their arms.
B)   hit you.
C)   turn their head toward the left.
D)   sneeze.
E)   turn their head toward the right.F) C) and D)
G) B) and D)

Question 14

The Roman numerals assigned to each cranial nerve reflect

Accepted Answer

A)   the order of their discovery.
B)   the sequence from anterior to posterior in which they emerge from the brain.
C)   their importance, with highest numbers being the most important.
D)   the complexity of each nerve, with complex nerves having higher numbers.
E)   the sequence from posterior to anterior in which they emerge from the brain.F) C) and E)
G) A) and B)

Question 15

What part of the midbrain carries sensory tracts from the spinal cord?

Accepted Answer

A)   tectum
B)   cerebral peduncles
C)   tegmentum
D)   red nucleusE) B) and C)
F) A) and D)

Question 16

The inferior colliculi

Accepted Answer

A)   are an integral part of the cerebrum.
B)   are involved with auditory pathways in the CNS.
C)   interconnect directly with the eye.
D)   are a major CNS motor neurotransmitter group.
E)   are located in the pons.F) A) and B)
G) A) and C)

Question 17

The limbic system

Accepted Answer

A)   has recently evolved.
B)   is associated with basic survival instincts of nutrition, memory, and reproduction.
C)   controls voluntary movements of the arms and legs.
D)   is a memory area in the midbrain.
E)   includes the brainstem.F) A) and E)
G) All of the above

Question 18

The superior colliculi receive input from the

Accepted Answer

A)   eyes, skin, cerebrum and inferior colliculi.
B)   inferior colliculi, pyramids, skin and red nucleus.
C)   skin, ears, pyramids and cerebellum.
D)   cerebrum, cerebellum, thalamus and inferior colliculi.
E)   nose, tongue and inner ear.F) B) and C)
G) A) and C)

Question 19

Which of the following is mismatched?

Accepted Answer

A)   lateral geniculate nucleus - visual impulses
B)   medial geniculate nucleus - auditory impulses
C)   ventral posterior nucleus - sensory impulses
D)   dorsal tier of nuclei - taste impulses
E)   ventral lateral nuclei - motor functionsF) A) and B)
G) None of the above

Question 20

The cerebrum develops from the embryonic region called the

Accepted Answer

A)   telencephalon.
B)   mesencephalon.
C)   diencephalon.
D)   metencephalon.
E)   rhombencephalon.F) None of the above
G) B) and C)

Exam 13: Brain and Cranial Nerves

Which of the following cranial nerves has a parasympathetic component?

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Dysfunction of the sternocleidomastoid muscle could result from damage to the

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The most superficial meningeal layer is

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Which of the following is mismatched?

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The cerebrum develops from the embryonic region called the

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What is the role of the red nuclei?

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The inferior colliculi

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A person with a lesion in the brain exhibited the following manifestations: normal tension in skeletal muscle, disturbed fine motor control, exhibited tremors when reaching for objects. What part of the brain is most likely damaged?

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Which of the following is NOT part of the limbic system?

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The limbic system

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The Roman numerals assigned to each cranial nerve reflect

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What part of the midbrain carries sensory tracts from the spinal cord?

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A fracture of the cribriform plate might injure the _____ cranial nerve?

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When you walk up behind someone and tap their right shoulder, they will reflexively

Correct AnswerverifiedShow Answer

The fact that the right side of the brain controls the left side of the body is explained by the

Correct AnswerverifiedShow Answer

The superior colliculi receive input from the

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-What does "A" represent on the diagram of the skull and brain?

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The accessory nerve

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Which of the following is NOT a function of cerebrospinal fluid?

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Which of the following feelings is NOT related to hypothalamic function?

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